— Exhibit — Click the Exhibit button. A customer reports that BGP graceful restart is not
working on R1. After a Routing Engine failover, R1 did not set the restart state bit in its
Open message. The customer provides the BGP neighbor output shown in the exhibit.
Referring the exhibit, what is causing this problem?

A.
BGP graceful restart is not enabled on the peer device.

B.
The restart duration time is not configured on R1.

C.
The restart duration time is not configured on the peer device.

D.
BGP graceful restart is not enabled on R1.